Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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NONE
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Issue Dt:
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Application #:
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15194997
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Filing Dt:
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06/28/2016
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Publication #:
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Pub Dt:
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02/23/2017
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Inventors:
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Zhengyi Xu, Harvey Grodjesk
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Title:
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NORMALLY-OPEN BACKWATER VALVE WITH SUSPENDED FLAPPER
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 2601 SPENWICK DRIVE |
| HOUSTON, TEXAS 77055 |
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| JONES DELFLACHE LLP |
| 1333 HEIGHTS BOULEVARD |
| SUITE 300 |
| HOUSTON, 77008 UNITED STATES |
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Assignment:
2
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| 2601 SPENWICK DRIVE |
| HOUSTON, TEXAS 77055 |
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| JOHN WILSON JONES |
| 1333 HEIGHTS BOULEVARD |
| SUITE 300 |
| HOUSTON, TX 77008 |
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Assignment:
3
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| 2200 ROSS AVENUE |
| 8TH FLOOR |
| DALLAS, TEXAS 75201 |
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| ANDREA WALKER, WINSTEAD PC |
| P. O. BOX 131851 |
| DALLAS, TX 75313-1851 |
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